Home / 1,296,064.90-1,944,097.35-918,151.30

Finding the Fourth Proportional to 1,296,064.90, 1,944,097.35 and 918,151.30

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Solution

The fourth proportional to 1,296,064.90, 1,944,097.35 and 918,151.30 is: 1,377,226.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,064.90 : 1,944,097.35 = 918,151.30 : x
  2. Step 2: Convert to fraction form
    1,296,064.90/1,944,097.35 = 918,151.30/x
  3. Step 3: Cross multiply
    1,296,064.90x = 1,944,097.35 × 918,151.30
  4. Step 4: Simplify right side
    1,296,064.90x = 1,784,975,509,229.06
  5. Step 5: Solve for x
    x = 1,784,975,509,229.06/1,296,064.90
  6. Step 6: Final answer
    x = 1,377,226.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.